Yellow Swarming Fly vs Natal Fruit Fly

Side-by-side species comparison

Attribute Yellow Swarming Fly Natal Fruit Fly
Scientific Name Thaumatomyia notata Ceratitis rosa
Order Diptera Diptera
Family Chloropidae Tephritidae
Size 2-2.5 mm 4-6 mm
Habitat Grasslands Orchards
Diet Predators Fruit Feeders
Regions Europe Sub-Saharan Africa, Indian Ocean Islands
Conservation Least Concern Least Concern

Yellow Swarming Fly

A tiny yellow fly famous for forming enormous hibernation aggregations in buildings, sometimes numbering millions. Larvae are predatory on root aphids in grassland.

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Did You Know?

Can form hibernation clusters of millions in attic spaces, with individual aggregations weighing several kilograms.

Natal Fruit Fly

A colorful African fruit fly closely related to the Mediterranean fruit fly. It attacks tropical and subtropical fruits across sub-Saharan Africa.

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Did You Know?

It prefers cooler, higher-altitude habitats than the medfly, occupying a complementary niche in Africa.